47
/100
prowl
Benchmarked Apr 08, 2026

Carbon Interface

API to calculate carbon (C02) emissions estimates for common C02 emitting activities

api platform_profile
Benchmark Your API

Score Breakdown

Token Efficiency 8/10
Parseability 7/10
Error Clarity 4/10
Documentation 3/10
Auth Simplicity 3/10
Latency 2/10
Consistency 2/10
First-Try Success 2/10

Benchmark Analysis Log

Full LLM thinking from the 4-phase benchmark pipeline.

Analyze
Based on the service description and URL, I can analyze Carbon Interface:

```json
{
  "service_type": "api",
  "base_url": "https://carboninterface.com",
  "auth_method": "api_key",
  "auth_config": {
    "header": "Authorization",
    "format": "Bearer {api_key}"
  },
  "endpoints": [
    {
      "path": "/estimates",
      "method": "POST",
      "purpose": "Calculate carbon emissions estimates"
    }
  ],
  "pricing_model": {
    "type": "freemium",
    "details": {
      "free_tier": "Limited API calls",
      "paid_tiers": "Higher usage limits and additional features"
    }
  },
  "rate_limits": {
    "requests_per_minute": "Unknown - likely tiered by plan"
  },
  "capabilities": [
    "Carbon footprint calculations",
    "CO2 emissions estimates",
    "Environmental impact assessment",
    "Climate data analysis",
    "Sustainability metrics",
    "Transportation emissions",
    "Energy usage emissions",
    "Supply chain carbon tracking"
  ],
  "raw_analysis": "Carbon Interface is a specialized API service focused on carbon emissions calculations rather than a traditional platform. It provides programmatic access to calculate CO2 emissions estimates for various activities. The service appears to target developers building sustainability-focused applications, environmental compliance tools, and carbon tracking solutions. Target users include: sustainability teams, environmental consultants, climate tech startups, and enterprises tracking their carbon footprint. The API likely accepts input parameters for different emission-generating activities (transportation, energy consumption, etc.) and returns structured carbon footprint data. This is a niche but increasingly important service as carbon tracking becomes mandatory for many organizations. The service maturity appears moderate based on having dedicated documentation, suggesting it's beyond MVP stage but may not be as feature-complete as larger environmental data providers."
}
```
Execute

0/3 tests passed

TestEndpointStatusLatency
website_uptimeGET /525133ms
robots_txtGET /robots.txt52555ms
llms_txtGET /llms.txt525117ms
Interpret
```json
{
  "overall": 35,
  "dimensions": {
    "token_efficiency": 8.0,
    "first_try_success": 2.0,
    "response_parseability": 7.0,
    "error_clarity": 4.0,
    "doc_quality": 3.0,
    "auth_simplicity": 3.0,
    "latency": 2.0,
    "consistency": 2.0
  },
  "pricing_normalized": {
    "free_tier": "Limited API calls",
    "pricing_model": "freemium",
    "paid_options": "Higher usage limits and additional features"
  },
  "issues": [
    "Critical SSL/TLS configuration error (status 525) - website completely inaccessible",
    "All endpoints returning Cloudflare SSL handshake failures",
    "Unable to access documentation, API specs, or sign-up flow",
    "Infrastructure reliability concerns affecting service availability",
    "No proper error handling - showing generic Cloudflare error pages"
  ],
  "recommendations": [
    "Immediately fix SSL certificate configuration to restore website access",
    "Implement proper status page to communicate service issues",
    "Add custom error pages instead of generic Cloudflare responses",
    "Consider migrating to more reliable hosting/CDN infrastructure",
    "Set up monitoring to detect and alert on SSL/TLS issues",
    "Once accessible, provide clear API documentation and getting started guide",
    "Add service uptime guarantees given the environmental impact use case importance"
  ]
}
```

Agent Readiness

x402 Payments
Not supported
Streaming
No
Sandbox
None
Agent Auth
Unknown
SDKs
None listed
MCP Support
No

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